`schoolprofessional.info`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:87ab^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:71d^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.7.29^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.135.171^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`dale.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b5f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dale.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c15f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dale.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:215f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dale.ns.cloudflare.com`
		A	108.162.193.95^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dale.ns.cloudflare.com`
		A	172.64.33.95^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dale.ns.cloudflare.com`
		A	173.245.59.95^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dale.ns.cloudflare.com`
NS	`maria.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ac0^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`maria.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0c0^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`maria.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20c0^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`maria.ns.cloudflare.com`
		A	108.162.192.192^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`maria.ns.cloudflare.com`
		A	172.64.32.192^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`maria.ns.cloudflare.com`
		A	173.245.58.192^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`maria.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.7.29, 172.67.135.171
		IPv6 hints	2606:4700:3033::ac43:87ab, 2606:4700:3037::6815:71d
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=130, name=cloudflare-ech.com
SOA	`dale.ns.cloudflare.com`dns@cloudflare.com serial=2406692238

`info`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.info.afilias-nst.info` ⭐
	NS	`a2.info.afilias-nst.info`
	NS	`b0.info.afilias-nst.org` ⚠️ Not in parent delegation
	NS	`b2.info.afilias-nst.org` ⚠️ Not in parent delegation
	NS	`c0.info.afilias-nst.info`
	NS	`d0.info.afilias-nst.org` ⚠️ Not in parent delegation
	SOA	`a0.info.afilias-nst.info`hostmaster@donuts.email serial=1784154888

Same first word

schoolprofessional.ru

schoolprofessional.info

schoolprofessional.com

Similar names

professionalschool.net

professionalschool.it

professionalschool.com

DNS History

14 records (6 active, 8 former)

○NSalpha.freehost.com.ua2015-06-25 → 2017-05-14 · 4 obs

● 2015-06-25 09:45:02
● 2017-05-14 20:51:10
○ 2026-07-06 08:14:50
○ 2026-07-15 22:48:46

○NSbeta.freehost.com.ua2015-06-25 → 2017-05-14 · 4 obs

● 2015-06-25 09:45:02
● 2017-05-14 20:51:10
○ 2026-07-06 08:14:50
○ 2026-07-15 22:48:46

●NSdale.ns.cloudflare.com2026-07-06 → 2026-07-15 · 3 obs

○ 2017-05-14 20:51:10
● 2026-07-06 08:14:50
● 2026-07-15 22:48:46

○NSdelta.freehost.com.ua2015-06-25 → 2017-05-14 · 4 obs

● 2015-06-25 09:45:02
● 2017-05-14 20:51:10
○ 2026-07-06 08:14:50
○ 2026-07-15 22:48:46

○NSgamma.freehost.com.ua2015-06-25 → 2017-05-14 · 4 obs

● 2015-06-25 09:45:02
● 2017-05-14 20:51:10
○ 2026-07-06 08:14:50
○ 2026-07-15 22:48:46

●NSmaria.ns.cloudflare.com2026-07-06 → 2026-07-15 · 3 obs

○ 2017-05-14 20:51:10
● 2026-07-06 08:14:50
● 2026-07-15 22:48:46

○MXmail0.freehost.com.ua2015-06-25 → 2017-05-14 · 4 obs

● 2015-06-25 09:45:02
● 2017-05-14 20:51:10
○ 2026-07-06 08:14:50
○ 2026-07-15 22:48:46

○MXmail1.freehost.com.ua2015-06-25 → 2017-05-14 · 4 obs

● 2015-06-25 09:45:02
● 2017-05-14 20:51:10
○ 2026-07-06 08:14:50
○ 2026-07-15 22:48:46

○MXmail2.freehost.com.ua2015-06-25 → 2017-05-14 · 4 obs

● 2015-06-25 09:45:02
● 2017-05-14 20:51:10
○ 2026-07-06 08:14:50
○ 2026-07-15 22:48:46

●A104.21.7.292026-07-06 → 2026-07-15 · 3 obs

○ 2017-05-14 20:51:10
● 2026-07-06 08:14:50
● 2026-07-15 22:48:46

●A172.67.135.1712026-07-06 → 2026-07-15 · 3 obs

○ 2017-05-14 20:51:10
● 2026-07-06 08:14:50
● 2026-07-15 22:48:46

○A178.20.153.662015-06-25 → 2017-05-14 · 4 obs

● 2015-06-25 09:45:02
● 2017-05-14 20:51:10
○ 2026-07-06 08:14:50
○ 2026-07-15 22:48:46

●A2606:4700:3033::ac43:87ab2026-07-06 → 2026-07-15 · 3 obs

○ 2017-05-14 20:51:10
● 2026-07-06 08:14:50
● 2026-07-15 22:48:46

●A2606:4700:3037::6815:71d2026-07-06 → 2026-07-15 · 3 obs

○ 2017-05-14 20:51:10
● 2026-07-06 08:14:50
● 2026-07-15 22:48:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
info	a0.info.afilias-nst.info, a2.info.afilias-nst.info, c0.info.afilias-nst.info	-
schoolprofessional.info	maria.ns.cloudflare.com, dale.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.95

NS records: maria.ns.cloudflare.com, dale.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for schoolprofessional.info (unsigned zone)

⏱️ Timing

Total: 952ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.7.29, 172.67.135.171`
AAAA	2	`2606:4700:3033::ac43:87ab, 2606:4700:3037::6815:71d`
NS	2	`dale.ns.cloudflare.com, maria.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`dale.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

schoolprofessional.info points to the four IP addresses 104.21.7.29, 172.67.135.171, 2606:4700:3033::ac43:87ab and 2606:4700:3037::6815:71d.

Additional host names — venturehall.org, thomasrich.net, www.clnk.com.cn and two others — share IP numbers with schoolprofessional.info.

Name Servers

schoolprofessional.info uses two name servers for its delegation: dale.ns.cloudflare.com and maria.ns.cloudflare.com.

schoolprofessional.info shares its name server setup with other domains, including nyhetsbanken.info, ryang-studio.com, pyidaungsuinstitute.org and two others.

At least some of schoolprofessional.info's name servers are shared with other domains, for example 1800saveourbay.org, awl-zentrum.de, mantons.co.uk and two more.

These name servers tend to be deployed in combination with the name servers chelsea.ns.cloudflare.com and becky.ns.cloudflare.com.

Host names with 6 IP numbers:

Hostname dale.ns.cloudflare.com directs to 108.162.193.95, 172.64.33.95 and 173.245.59.95 along with 3 other IP addresses.

Hostname maria.ns.cloudflare.com directs to 108.162.192.192, 172.64.32.192 and 173.245.58.192 along with 3 other IP addresses.

schoolprofessional.info - robtex.com